If a planet has a non-circular orbit around a star, as the planet moves closer towards a star its orbital speed …. A) remains the same.
B) lightyear.
C) decreases.
D) increases.

convex lenses are thicker at the middle. rays of light that pass through the lens are brought closer together (they converge). a convex lens is a converging lens. when parallel rays of light pass through a convex lens the refracted rays converge at one point called the principal focus.

answer; (d) spontaneous processes are characterized by the overall conversion of order to disorder;